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28 lines
635 B
C++
28 lines
635 B
C++
namespace Filter::ScanlinesBlack {
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auto size(uint& width, uint& height) -> void {
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width = width;
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height = height * 2;
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}
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auto render(
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uint32_t* palette, uint32_t* output, uint outpitch,
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const uint16_t* input, uint pitch, uint width, uint height
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) -> void {
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pitch >>= 1;
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outpitch >>= 2;
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for(unsigned y = 0; y < height; y++) {
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const uint16_t *in = input + y * pitch;
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uint32_t *out0 = output + y * outpitch * 2;
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uint32_t *out1 = output + y * outpitch * 2 + outpitch;
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for(unsigned x = 0; x < width; x++) {
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uint16_t color = *in++;
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*out0++ = palette[color];
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*out1++ = 0;
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}
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}
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}
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}
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